package lgq.servlet;

import java.io.IOException;

import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

import lgq.service.TeacherManager;
import model.Teacher;
import util.Page;

public class GetAllTeacherServlet extends HttpServlet {
	public void doGet(HttpServletRequest request, HttpServletResponse response)
			throws ServletException, IOException {
		this.doPost(request, response);
	}
	public void doPost(HttpServletRequest request, HttpServletResponse response)
			throws ServletException, IOException {
		int pageNo=1;
		int pageSize=10;
		try{
			if(request.getParameter("pageNo")!=null)
			{
				pageNo=Integer.parseInt(request.getParameter("pageNo"));
			}
			if(request.getParameter("pageSize")!=null)
			{
				pageSize=Integer.parseInt(request.getParameter("pageSize"));
				request.getSession().setAttribute("pageSize", pageSize);
			}
			if(request.getSession().getAttribute("pageSize")!=null)
			{
				pageSize=(Integer) request.getSession().getAttribute("pageSize");
			}
		}catch(Exception e)
		{
			e.printStackTrace();
		}
		Page<Teacher> page=new TeacherManager().getAllTeacher(pageNo, pageSize);
		//������ʼ��¼������¼
		request.setAttribute("page", page);
		request.getRequestDispatcher("/Train/TeacherManager.jsp").forward(request, response);
	}

}
